5-(Chlorosulphonyl)-2-methylbenzoic acid

Benzoic acid, 5-(chlorosulfonyl)-2-methyl- (9CI)

5-(chlorosulfonyl)-2-methylbenzenecarboxylic acid

5-(Chlorosulphonyl)-o-toluic acid, 3-Carbonyl-4-methylbenzenesulphonyl chloride